US3072366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid sustained aircraft
Assignee: Individual
•
Filing: 1961-10-30
•
Granted: 1963-01-08
•
Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Freeland Leonor Zalles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:35
CPC Classifications
B; B64; B64C; B64C29/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
IN AN AIRCRAFT WHICH HAS AN AIRCRAFT BODY OF GENERALLY CIRCULAR PLAN FORM, SAID BODY HAVING UPPER WALL, A SIDE WALL AND A LOWER WALL, A PLURALITY OF DUCTS BETWEEN SAID UPPER AND LOWER WALLS, EACH DUCT HAVING AN AIR INLET WHICH OPENS THROUGH SAID UPPER WALL, A COMPRESSOR IN EACH INLET SEPARATELY CONTROLLED, AND A PLURALITY OF DISCHARGE NOZZLES WHICH OPEN THROUGH SAID SIDE WALLS, EACH OF SAID COMPRESSORS INDUCING AN AIRSTREAM THROUGH SAID DUCT INLETS AND OUT OF SAID DISCHARGE NOZZLES, AND FLIGHT CONTROL MEANS CARRIED BY SAID AIRCRAFT BODY AND ADJUSTABLE TO SELECTED POSITIONS FOR DEFLECTING THE JET AIRSTREAMS WHICH
References Cited (Backward Citations)
US2838257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |